A novel double-perovskite Gd2ZnTiO6:Mn4+red phosphor for UV-based w-LEDs: structure and luminescence properties

2016 ◽  
Vol 4 (12) ◽  
pp. 2374-2381 ◽  
Author(s):  
Hui Chen ◽  
Hang Lin ◽  
Qingming Huang ◽  
Feng Huang ◽  
Ju Xu ◽  
...  

This work highlights a novel double-perovskite red phosphor Gd2ZnTiO6:Mn4+for UV-based warm white LEDs.

2019 ◽  
Vol 802 ◽  
pp. 628-635 ◽  
Author(s):  
Zaifa Yang ◽  
Lulu Yang ◽  
Changjian Ji ◽  
Denghui Xu ◽  
Chengqiang Zhang ◽  
...  

2020 ◽  
Vol 109 ◽  
pp. 110274
Author(s):  
Jinsheng Liao ◽  
Minghua Wang ◽  
Guoliang Gong ◽  
Yijian Sun ◽  
Haiping Huang ◽  
...  

2018 ◽  
Vol 203 ◽  
pp. 420-426 ◽  
Author(s):  
Zuizhi Lu ◽  
Anjie Fu ◽  
Fangfang Gao ◽  
Xiaoshan Zhang ◽  
Liya Zhou

2020 ◽  
Vol 8 (18) ◽  
pp. 6299-6305
Author(s):  
Xinlong Dong ◽  
Yuexiao Pan ◽  
Yajun Jia ◽  
Rongjing Liu ◽  
Hongzhou Lian ◽  
...  

A red phosphor, Ba3Sc2F12:Mn4+, with extraordinary thermal stability and for application in “warm” white LEDs for backlighting, was obtained at room temperature and its luminescence intensity has been improved by optimizing its synthetic parameters.


2018 ◽  
Vol 44 (14) ◽  
pp. 17305-17312 ◽  
Author(s):  
Le Zhang ◽  
Bingheng Sun ◽  
Cen Shao ◽  
Fangzheng Zhen ◽  
Shuai Wei ◽  
...  

2013 ◽  
Vol 31 (10) ◽  
pp. 957-961 ◽  
Author(s):  
Zhihua SUN ◽  
Minqiang WANG ◽  
Xiaohui SONG ◽  
Ziqiang JIANG

2011 ◽  
Vol 233-235 ◽  
pp. 2705-2709 ◽  
Author(s):  
Van Duong Luong ◽  
Wen Tao Zhang ◽  
Hong Ro Lee

For removing impurities to improve luminescence properties, Eu2+- activated Sr2Si5N8 red phosphor for white light-emitting diodes (LEDs) was prepared by multiple heat-treatment synthesis which includes carbothermal reduction and nitridation. The X-ray diffraction (XRD) patterns were showed the standard single phase of Sr2Si5N8. With an optimized amount of Eu2+ (2 at. %) dopant, the broad excitation band of Sr2Si5N8:Eu2+ indicated that the phosphor was suitable for application of white LEDs with UV or blue chip, and red emission peak at 628 nm in spectra originating from the 4f65d1→4f7 transition of Eu2+ ion. After third heating process, luminescence properties of the obtained phosphor were improved obviously and higher than commercial YAG:Ce3+ phosphor.


2019 ◽  
Vol 58 (7) ◽  
pp. 4412-4419 ◽  
Author(s):  
Yang Zhou ◽  
Shuai Zhang ◽  
Xiaoming Wang ◽  
Huan Jiao

2016 ◽  
Vol 62 ◽  
pp. 706-710 ◽  
Author(s):  
Renping Cao ◽  
Xiangfeng Ceng ◽  
Jijun Huang ◽  
Hui Ao ◽  
Guotai Zheng ◽  
...  

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